kotlin-stdlib/kotlin.comparisons/thenDescending

thenDescending

infix fun <T> Comparator<T>.thenDescending(comparator: Comparator<in T>): Comparator<T>

Combines this comparator and the given comparator such that the latter is applied only when the former considered values equal.

Samples

import samples.*
import kotlin.test.*
fun main() { 
   //sampleStart 
   val list = listOf("A", "aa", "b", "bb", "a")

val lengthThenCaseInsensitive = compareBy<String> { it.length }
    .thenDescending(String.CASE_INSENSITIVE_ORDER)

val sorted = list.sortedWith(lengthThenCaseInsensitive)

assertPrints(sorted, "[b, A, a, bb, aa]") 
   //sampleEnd
}